9
QT-2100 User's Manual
6. Troubleshooting
Perform the following check whenever the terminal enter an error condition as soon as you switch it on.
The results of this check are required by service personnel, so be sure to perform this check before you contact
your authorized service personnel.
Start
Is QT-2100 plugged in?
Is power on?
Do figures appear on the display?
Do key function?
Plug in the power cord.
Check the power switch turning on.
Is the electrical outlet active?
Contact
CASIO authorized
service personnel.
Is the mode position correct?
Contact
CASIO authorized
service personnel.
Use other outlet.
Set to correct position.
No
No
No No
NoNo
Yes
Yes
Yes
Yes
Yes
In any other cases, if you can not find the cause of a problem, please contact your authorized service
personnel.
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